PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11603Cylinder,actuating,linear

Larkin Engineering Co Inc · NSN 1650-00-973-3044 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-973-3044 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-973-3044. Primary manufacturer part number: 11603.
Features
  • Cylinder,actuating,linear — FSC 1650
  • Bore Diameter: 2.560 INCHES NOMINAL IN
  • Overall Diameter: 2.940 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY BODY
  • 1 verified cross-reference
  • Primary manufacturer: Larkin Engineering Co Inc
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Cylinder,actuating,linear, cataloged under National Stock Number 1650-00-973-3044, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Larkin Engineering Co Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-973-3044
Primary Part Number11603
Item NameCylinder,actuating,linear
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerLarkin Engineering Co Inc
StatusACTIVE
Bore Diameter2.560 INCHES NOMINAL IN
Overall Diameter2.940 INCHES NOMINAL IN
MaterialALUMINUM ALLOY BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-290-6406 INTERCHANGEABLE
Seal,plain Encased
5815-00-601-4197SM-B-314896 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2530-01-251-529611603 INTERCHANGEABLE
Disc,brake
Tulsa Winch, Inc.
1005-01-286-519110340 INTERCHANGEABLE
Slide,pistol
O F Mossberg & Sons Inc
6850-01-398-680911603 INTERCHANGEABLE
Coating,chemical
Plasti Dip International
5915-01-468-956511603 INTERCHANGEABLE
Filter,radio Frequency Interfere
Vsd Llc
6515-01-518-228911603 INTERCHANGEABLE
Support,lumbar
Tenacious Holdings Inc. Dba Ergodyne
6145-01-559-4182 INTERCHANGEABLE
Cable,special Purpose,electrical
2590-01-584-375910022995 INTERCHANGEABLE
Bracket,vehicular Components
General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp
Cross-Reference Index
Part NumberManufacturer
11603 Larkin Engineering Co Inc (USA)
Related Parts
5330-00-290-6406INTERCHANGEABLE
SEAL,PLAIN ENCASED
5815-00-601-4197INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SM-B-314896
2530-01-251-5296INTERCHANGEABLE
DISC,BRAKE
11603
1005-01-286-5191INTERCHANGEABLE
SLIDE,PISTOL
10340
6850-01-398-6809INTERCHANGEABLE
COATING,CHEMICAL
11603
5915-01-468-9565INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
11603
6515-01-518-2289INTERCHANGEABLE
SUPPORT,LUMBAR
11603
6145-01-559-4182INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
2590-01-584-3759INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
10022995

Frequently Asked Questions

What is NSN 1650-00-973-3044?

NSN 1650-00-973-3044 is a Cylinder,actuating,linear, manufactured by Larkin Engineering Co Inc, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-973-3044?

NSN 1650-00-973-3044 has 1 cross-referenced part number: 11603 (Larkin Engineering Co Inc).

What NSN replaces 1650-00-973-3044?

There are 9 known substitutes for 1650-00-973-3044: 5330-00-290-6406, 5815-00-601-4197, 2530-01-251-5296 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11603?

Key specifications for 11603: Overall Length: 17.550 INCHES NOMINAL IN; Bore Diameter: 2.560 INCHES NOMINAL IN; Overall Diameter: 2.940 INCHES NOMINAL IN; Material: ALUMINUM ALLOY BODY. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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